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This page was last edited on 28 October 2020, at 18:07 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The application program interfaces of IBM's mainframe operating systems is defined as a set of assembly language "macro" instructions, that typically invoke Supervisor Call (SVC) [e.g., on z/OS] or Diagnose (DIAG) [on, e.g., z/VM] instructions to invoke operating system routines. It is possible to use operating system services from programs ...
The program counter (PC), [1] commonly called the instruction pointer (IP) in Intel x86 and Itanium microprocessors, and sometimes called the instruction address register (IAR), [2] [1] the instruction counter, [3] or just part of the instruction sequencer, [4] is a processor register that indicates where a computer is in its program sequence.
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A U.S. judge on Friday said Southwest Airlines must face a lawsuit by a prominent affirmative action opponent claiming a now-defunct program that awarded free flights to Hispanic college students ...
The Simplified Instructional Computer (abbreviated SIC) is a hypothetical computer system introduced in System Software: An Introduction to Systems Programming, by Leland Beck. Due to the fact that most modern microprocessors include subtle, complex functions for the purposes of efficiency, it can be difficult to learn systems programming using ...
Once Hunter Jr., Calverley, Knapp, and the others left the scene believing both women to be dead, Pugh escaped the well and called 911. “I’m not asking you to forgive me.
User's manual of Glennie's Autocode Compiler mentioned that "the loss of efficiency is no more than 10%". [4] Impact of Glennie's Autocode on other Manchester users' programming habits was negligible. It wasn't even mentioned in Brooker's 1958 paper called "The Autocode Programs developed for the Manchester University Computers".